finagle/finagle-memcached: Added jillianc to OWNERS
finagle/finagle-memcached: Added jillianc to OWNERS

Added jillianc to owners.

RB_ID=855760

twitter/finagle,BuoyantIO/finagle,luciferous/finagle,luciferous/finagle,spockz/finagle,luciferous/finagle,spockz/finagle,mkhq/finagle,koshelev/finagle,mkhq/finagle,adriancole/finagle,luciferous/finagle,BuoyantIO/finagle,luciferous/finagle,twitter/finagle,BuoyantIO/finagle,adriancole/finagle,BuoyantIO/finagle,koshelev/finagle,luciferous/finagle,adriancole/finagle,twitter/finagle,spockz/finagle,mkhq/finagle,mkhq/finagle,adriancole/finagle,twitter/finagle,koshelev/finagle,spockz/finagle,twitter/finagle,spockz/finagle,BuoyantIO/finagle,koshelev/finagle,mkhq/finagle,adriancole/finagle,spockz/finagle,koshelev/finagle,mkhq/finagle,adriancole/finagle,koshelev/finagle,BuoyantIO/finagle